The description of how the Game of Deification and the First True God appeared reminded me of another novel that began and developed as in the description.Is this the author's first book or a series of books in the same universe?
For the God associated with the sea / water Murlocs are a good race. If the MC invests resources in them (Cube), they can become murlocs-sharks, murlocs-whales, murlocs-squids ...